科学美国人60秒 SSS When Dining for Trillions, Eat Wisely

You are what you eat, the old expression goes. But it leaves out one crucial detail. We don't dine alone. We dine with trillions of friends. Jeff Gordon, a microbiologist at Washington University in Saint Louis. And they are partners in consuming the

科学美国人60秒 SSS When We Fly to Mars, Microbes Will, Too

When We Fly to Mars, Microbes Will, Too 飞向火星的不止是你，还有我 A humid bathroom is the perfect habitat for mold. But there are ways to avoid it. We can just open the window and let some fresh air in! Not so easy on a space station th

当代考试－TEST (1)

TERMINAL TEST Part I Listening Comprehension (15 minutes) Directions: This part is to test your listening ability. It consists of 3 sections. Section A Directions: This section is to test your ability

当代考试－TEST (2)

TERMINAL TEST Part I Listening Comprehension (15 minutes) Directions: This part is to test your listening ability. It consists of 3 sections. Directions: This section is to test your ability to give p

当代考试－TEST (3)

TERMINAL TEST Part I Listening Comprehension (15 minutes) Directions: This part is to test your listening ability. It consists of 3 sections. Directions: This section is to test your ability to give p

当代考试－TEST (4)

TERMINAL TEST Part I Listening Comprehension (15 minutes) Directions: This part is to test your listening ability. It consists of 3 sections. Directions: This section is to test your ability to give p

当代考试－TEST (5)

TERMINAL TEST Part I Listening Comprehension (15 minutes) Directions: This part is to test your listening ability. It consists of 3 sections. Directions: This section is to test your ability to give p

最新版雅思听力指南 Listening Test2-section4

[00:06.64]You will hear part of the orientation in which Annie is shown [00:12.75]the College's Physical Education facility. [00:17.84]For each of the questions numbered 33 to 40, [00:23.43]circle the letter A if the statement is accurate, [00:28.84]

美国科学60秒 SSS 2013-08-30

Everywhere you go, the trillions of microbes in your gut go, too. And that's a comforting thought, because according to a new study, a more diverse population of intestinal bacterias is linked to better health. The work is in the journal Nature. Dani

美国科学60秒 SSS 2013-08-29

everywhere you go ,the trillions of microbes in your gut go,too.and that's a comforting thought,because according to a new study,a more diverse population of intestinal bacteria is linked to better health. the work is in the journal Nature.Danish res

[科学美国人60秒] SSS 2015-09-23

You might blame your pets for shedding all over the house, but we humans do it, too, and our staff is alive. We are constantly meeting microbes around us, and this is coming from shedding our skin, from exhaling, and our hair, and we are just full of

SSS 2010-03-16

They say that who you hang out with says a lot about who you are. Well, the microbes that hang out on your fingers can point to exactly who you are. Because scientists at the University of Colorado in Boulder have been able to identify individuals ba

新标准初中英语八年级(下):Unit3 English test

[00:01.83]Module 3 COMPUTERS AND THE INTERNET [00:06.41]UNIT 3 You will have an English test next week. [00:12.52]2 Listen and tick. [00:15.45]Tick () the things that David will do today. [00:20.00]Will you be busy today, David? [00:22.55]Yes, I will

新编英语教程第五册unit07_1_dollys_false_legacy

新编英语教程第五册unit07_1_dollys_false_legacy

60秒科学:你身上的细菌"身份证"

相信吗？你身上寄生的细菌群有辨识身份的功能。 They say that who you hang out with says a lot about who you are. Well, the microbes that hang out on your fingers can point to exactly who you are. Because scientists [Noah Fierera e

中国科学家发现肥胖“秘密”

Chinese scientists discover gut bacteria linked with obesity Obesity could be caused by bacterial infection rather than eating too much, exercising too little or genetics, according to a study that could have profound implications for public health s

New Test for West Nile Virus

by Jill Moss Broadcast: July 23, 2003 This is Bill White with the VOA Special English Health Report. A medical company in Australia, PanBio, has developed a new test for West Nile 1)virus. The test ex

Coe hails test events a success

LONDON, May 9 (Xinhua) -- LOCOG president Seb Coe hailed the London Prepares series a success as the final London 2012 test event - the London Disability Athletics Challenge - concluded, signalling the end of 42 events. In less than 12 months, LOCOG

【英语时差8，16】细菌能

Ya?l: Welcome to another episode of Lunch with Don and Ya?l. So, Don, what are you eating today? Don: Nothing. Y: Nothing!?! Are you on a diet or something? D: Not by choice. To be honest, I'm trying to save money by buying less food. Y: Why? D: Beca

粉红猪小妹第二季MP3 04 Pollys Holiday

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